// https://syzkaller.appspot.com/bug?id=f781089c358c45cd327899286278af037883d902
// autogenerated by syzkaller (https://github.com/google/syzkaller)

#define _GNU_SOURCE

#include <endian.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>

uint64_t r[2] = {0xffffffffffffffff, 0xffffffffffffffff};

int main(void)
{
  syscall(__NR_mmap, 0x1ffff000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x20000000ul, 0x1000000ul, 7ul, 0x32ul, -1, 0ul);
  syscall(__NR_mmap, 0x21000000ul, 0x1000ul, 0ul, 0x32ul, -1, 0ul);
  intptr_t res = 0;
  memcpy((void*)0x20005b40, "/dev/udmabuf\000", 13);
  res = syscall(__NR_openat, 0xffffffffffffff9cul, 0x20005b40ul, 2ul, 0);
  if (res != -1)
    r[0] = res;
  memcpy((void*)0x20000280, "./file0\000", 8);
  res = syscall(__NR_creat, 0x20000280ul, 0ul);
  if (res != -1)
    r[1] = res;
  syscall(__NR_close, r[1]);
  syscall(__NR_ioctl, r[0], 0x40087543, 0x200003c0ul);
  *(uint64_t*)0x20000000 = 1;
  syscall(__NR_signalfd, r[1], 0x20000000ul, 8ul);
  syscall(__NR_ioctl, r[1], 0x40086200, 0x20000000ul);
  return 0;
}